| 18 October 2019 |
SPP : Notice of an acquisition of a beneficial interest in securities  |
| 08 October 2019 |
| SPP : Engagement with shareholders |
| 01 October 2019 |
| SPP : Dealing in securities by Employee Share Trust |
| 30 September 2019 |
| SPP : Exercise of options and sale of shares by a director and dealings in securities by the Share Trust |